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ASME/ASTM 316L 304L Hot Rolled Square Tubes - Petrochemical & Marine Grade Stainless Steel Supplier
ASME/ASTM 316L 304L Hot Rolled Square Tubes - Petrochemical & Marine Grade Stainless Steel Supplier
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High-Performance Seamless Stainless Steel Square Tubes
ASTM-Certified Solutions for Industrial Gas Systems & Structural Applications
Core Specifications:
- Material Grades: 304/316L (300 Series Austenitic Stainless Steel)
- Manufacturing: Seamless hot/cold rolled process with ±0.1-0.3% dimensional precision
- Surface Quality: Uniform 120-mesh polished finish for reduced friction and corrosion resistance
Technical Advantages:
- Zero Welding Defects: Fully seamless construction ensures leak-proof performance in pressurized gas systems
- Alloy Durability: Chromium-nickel composition withstands temperatures up to 850°C (1562°F)
- Structural Compliance: Meets ASTM standards for load-bearing applications in seismic-resistant frameworks
Customization & Processing:
- Tailored Lengths: Cut-to-size options with 1-ton MOQ flexibility
- Value-Added Services:
• CNC Precision Bending (3D tube forming capabilities)
• TIG Welding (ASME Section IX compliant joints)
• Laser Cutting (±0.2mm accuracy)
• End Forming (Flared, Beveled, or Threaded ends)
Global Logistics Support:
- 15-21 day production lead time with real-time order tracking
- Ocean-safe wooden crates (60x40x40cm per unit)
- Weight-based pricing model with HS code-compliant documentation
Industrial Use Cases:
- Natural Gas Distribution Networks
- Chemical Processing Plant Infrastructure
- Architectural Support Beams & Columns
- Offshore Platform Structural Components




